Chlorine Water Disinfectant


is a strong chemical compound which is used as a disinfectant when used directly as sodium hypochlorite (bleach) or combined as calcium hypochlorite. Hence, the chemical is added to the drinking water supplies to eliminate or reduce pathogenic microorganisms like viruses and bacteria. These might be present in the drinking water supplies. The drinking water chlorination has greatly minimized the potential risks of various water-borne diseases. Read on to know more about

chlorine water disinfectant


The disinfectant, chlorine is added to treat and clean the drinking water supply and this is a part of the water treatment process. But the chlorine present in the treated water also reacts with other organic compounds found in the water supply. This leads to the formation of chemical group called as disinfectant by-products.

Advantages of Chlorine Water Disinfectant

  • One of the major advantages of using chlorine water disinfectant is that it ensures safe and clean tap water when compared to other disinfectants like ultra-filtration, ultraviolet light and ozone. The action of these disinfectants are only temporary.
  • Apart from purifying water, it also helps in eliminating odors and tastes.
  • It reduces the growth of algae and slime in the storage tanks and main water supply pipes.
  • Also, it aids in removal of unnecessary nitrogen compounds found in the water.

Chlorine’s Role in the Developing World

To disinfect drinking water in the developing world, calcium hypochlorite is also used. This is mainly used for small water systems in the developing communities. Several villages are implementing chlorine hypochlorite to disinfect their drinking water supply.

As per statistics, more than 1,000 million people living in the developing world are not so lucky. They still do not have safe and clean drinking water. According to

World Health Organization (WHO)

, nearly 1.8 million deaths are caused every year beacuse of water-borne diseases worldwide.

United Nation’s

member countries have set a target to halve the number of those people who do not have access to safe and clean drinking water by 2015. This is known as the

Millennium Developmental Goal


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